168221452

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{30497}}^1$

素因数の和:30705

約数の個数: 24

約数和(自身を含む): 338161824

約数和(自身を除く): 169940372

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 30497, 60994, 121988, 213479, 426958, 853916, 6007909, 12015818, 24031636, 42055363, 84110726, 168221452]

約数ペア:

[(1, 168221452), (2, 84110726), (4, 42055363), (7, 24031636), (14, 12015818), (28, 6007909), (197, 853916), (394, 426958), (788, 213479), (1379, 121988), (2758, 60994), (5516, 30497)]